For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.
为了维修方便,许多矿用
关采用插接式结构,以减少对煤矿生产的影响。
]插接板For maintenance convenience,many electric switches for mine are adopted pinboard construction in order to reduce effect of coal mine production.
为了维修方便,许多矿用关采用插接式结构,以减少对煤矿生产的影响。
明：以上例句、词性
类均由互联网资源自动生
，
未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
